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A colorless, nonvolatile solid, XeO3, explosive when dry: in solution it is called xenic acid.

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Canal Ray

Stream of positively charged particles (cations) that moves toward the negative electrode in cathode ray tubes, observed to pass through canals in the negative electrode.

Downs Cell

Electrolytic cell for the commercial electrolysis of molten sodium chloride. For further information see Electrochemistry or Fuel Cells.

Ionic Bonding

Chemical bonding resulting from the transfer of one or more electrons from one atom or a group of atoms to another.

Spectral Line

Any of a number of lines corresponding to definite wavelengths of an atomic emission or absorption spectrum, represents the energy difference between two energy levels.

 

Molecule

The smallest particle of an element or compound capable of a stable, independent existence.

Leveling Effect

Effect by which all acids stronger than the acid that is characteristic of the solvent react with solvent to produce that acid, similar statement applies to bases. The strongest acid (base) that can exist in a given solvent is the acid (base) characteristic of the solvent.

Aryl Group

Group of atoms remaining after a hydrogen atom is removed from the aromatic system.

Carbanion

An organic ion carrying a negative charge on a carbon atom.

Fat

Solid triester of glycerol and (mostly) saturated fatty acids.

Amphoterism

The ability to react with both acids and bases.Ability of substance to act as either an acid or a base.